tree-wide: fix assorted typos all over the place

That is "success", "unknown", "through", "performance", "[re|un]mapping"
, "access", "default", "reasonable", "[con]currently", "temperature"
, "channel", "[un]used", "application", "example","hierarchy", "therefore"
, "[over|under]flow", "contiguous", "threshold", "enough" and others.

Signed-off-by: André Goddard Rosa <andre.goddard@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/arch/microblaze/lib/memcpy.c b/arch/microblaze/lib/memcpy.c
index 6a907c5..cc2108b 100644
--- a/arch/microblaze/lib/memcpy.c
+++ b/arch/microblaze/lib/memcpy.c
@@ -9,7 +9,7 @@
  * It is based on demo code originally Copyright 2001 by Intel Corp, taken from
  * http://www.embedded.com/showArticle.jhtml?articleID=19205567
  *
- * Attempts were made, unsuccesfully, to contact the original
+ * Attempts were made, unsuccessfully, to contact the original
  * author of this code (Michael Morrow, Intel).  Below is the original
  * copyright notice.
  *